Introduction

A major cement manufacturer wanted to decide on inventory levels of maintenance spares for its plants all over India . The objective of assignment was to ensure 99% plant up time with minimum maintenance and spare parts inventory.

Client

Narmada Cements Limited, India

Project Scope

This assignment involved deciding on criticality of various spare parts, deciding on lead-time for transportation and manufacturing, probability of failure of the spare part etc. The algorithm considered mean time between failures (MTBF) of various critical parts and worked out the probability of plant stoppages. The company to decide on the spare parts inventory on a monthly basis used this algorithm. Condition monitoring was done of the critical components. On the basis on this data the inventory level was decided for various spare parts.